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(11)

EP 1 799 180 A1

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(43) Date of publication: 27.06.2007 Bulletin 2007/26 (21) Application number: 05808891.5 (22) Date of filing: 06.10.2005

(51) International Patent Classification (IPC):  A61K 6/083(2006.01) A61K 6/00(2006.01) (86) International application number: PCT/US2005/035991 (87) International publication number: WO 2006/044223 (27.04.2006 Gazette 2006/17)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 14.10.2004 US 618649 P (71) Applicant: DENTSPLY INTERNATIONAL, INC. York, PA 17405-0872 (US)	(72) Inventor: SANG, Junjie Magnolia, DE 19962 (US) (74) Representative: Hartz, Nikolai  Wächtershäuser & Hartz Patentanwälte Weinstrasse 8 80333 München 80333 München (DE)